Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type (-) Fluid (1) Hair (1) (-) Stool (1) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category (-) Macrominerals (2) Test Test Name 2551FL Magnesium - Total, Fluid 2551ST Magnesium - Total, Stool